test-lib: Fix say_color () not to interpret \a\b\c in the message

[git] / t / t4135 / git-with quote.diff

diff --git "a/\"postimage\".txt" "b/\"postimage\".txt"
new file mode 100644
index 0000000..eff0c54
--- /dev/null
+++ "b/\"postimage\".txt"
@@ -0,0 +1 @@
+postimage